Surname Kryshnya (Kryshnya 
, Крышня 
) , in the entire world, is a very rare last name. The last name Kryshnya is habitual in Eastern Europe, particularly Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kryshnya | Ukraine |
| Крышня | Russia |